Biology > SOPHIA PATHWAY > BIO 100 Unit 4 Test _ 2020 – Troy University | BIO 100 Unit 4 Test _ 2020 (All)
1 BIO 100 Unit 4 Test _ 2020 – Troy University Which type of white blood cell attacks other unhealthy cells? • Monocytes • Basophils • Lymphocytes • Eosinophils CONCEPT White Blo... od Cells 2 Which component of blood plays a role in the immune system? • Red blood cells • White blood cells • Platelets • Plasma CONCEPT Blood3 Which of the following statements about the cardiac cycle is true? • The cardiac cycle is the time for which a heart stays in the relaxation phase. • The cardiac cycle is the number of times a heart beats per minute. • The cardiac cycle is the time for which a heart stays in the contraction phase. • The cardiac cycle is the relaxation and contraction of the heart's chambers. CONCEPT Cardiac Cycle and Cardiac Conduction System 4 What are the antibodies found in blood type B? • Anti-A and Anti-B • Neither anti-A nor anti-B • Anti-B • Anti-A CONCEPT Blood Types 5 What might a person with chronically low blood pressure be diagnosed with? • Hypotension• Vasoconstriction • Hypertension • Vasodilation CONCEPT Blood Pressure 6 In which of the following does the blood clot appropriately to prevent major blood loss? • Hemophilia • Thrombosis • Hemostasis • Embolism CONCEPT Platelets 7 Which of these is a characteristic of adaptive immunity? • It is non-specific. • It is the first line of defense. • It produces memory cells.• It does not recognize MHC. CONCEPT Adaptive Immunity 8 Which of these occur once an infected cell is identified by cytotoxic T-cells? • The cell undergoes apoptosis. • The cell digests the pathogen. • The cell releases helper T-cells. • The cell starts to replicate. CONCEPT Cell-Mediated Response 9 Monoclonal antibodies and __________ can be used to treat certain types of cancers in a process known as immunotherapy. • Macrophages • Cytokines • Polyclonal antibodies • Leukocytes CONCEPT Organ Transplant and Immunotherapy10 What is the role of the aorta in the systemic circuit? • It collects deoxygenated blood supplies from the lungs. • It supplies deoxygenated blood to various body tissues. • It supplies oxygenated blood to various body tissues. • It collects oxygenated blood supplies from the lungs. CONCEPT Heart and Blood Flow 11 Which set of facts is true for vaccines? • They produce passive immunity. They are mostly targeted against bacteria. • They produce active immunity. They are mostly targeted against viruses. • They produce active immunity. They are mostly targeted against bacteria. • They produce passive immunity. They are mostly targeted against viruses. CONCEPT Vaccines 12Which kind of immunity does mucus play a role in? • Adaptive • Innate • General • Physical barriers CONCEPT Pathogens 13 What is the role of a tumor suppressor? • Restricts expression of oncogenes • Helps normal cells to divide • Promotes growth of oncogenes • Allows growth of normal cells CONCEPT Cancer and Homeostasis 14 Which statement correctly identifies the role of IgE, the membrane-bound antibody that anchors to a variety of different white blood cells? • Found in tears and saliva, this antibody inhibits invading pathogens from binding to the body's cells.• This antibody is a B-cell receptor that clusters into a structure with many binding sites in response to a pathogen. • Located in the blood, this antibody is the most prevalent in the human body. • When this antibody binds to an antigen, it induces the attached cell to release histamines. CONCEPT Humoral Immunity 15 What is the secondary means by which air enters the body when breathing is labored or heavy? • Trachea • Oral cavity • Larynx • Nasal cavity CONCEPT Upper Respiratory Tract 16 Which of the following is an autoimmune disorder? • Lupus • Allergies• AIDS • Anaphylactic shock CONCEPT Immune System Disorders and HIV/AIDS 17 Before reaching the lungs, the trachea branches into two parts called ___________. • bronchioles • bronchi • alveoli • the larynx CONCEPT Lower Respiratory Tract 18 Which molecule helps maintain the pressure gradient of oxygen? • Alveoli • Endothelium • Hemoglobin • Respiratory membraneCONCEPT Respiration and the Respiratory Cycle 19 What is the function of the capillaries? • To carry blood away from the heart • To carry blood toward the heart • To act as a zone of diffusion between blood and tissues • To temporarily store blood that isn't being circulated CONCEPT Cardiovascular System 20 This diagram shows the lymphatic system of a human.Which of these is true for the part labeled X? • It is a secretion site for lymph. • It is a maturation site for T lymphocytes. • It is a filtration site for lymph. • It is a production site for antibodies. CONCEPT Lymphatic System [Show More]
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